Cigarette lighter



FIG. 1 is a perspective view of a cigarette lighter showing my new design, with the indicia omitted for convenience of illustration only;

FIG. 2 is an enlarged front view thereof with indicia;

FIG. 3 is an enlarged side view thereof with indicia identical;

FIG. 4 is an enlarged top plan view thereof, with indicia; and,

FIG. 5 is an enlarged rear view thereof, showing my new design with indicia. 

The ornamental design for a cigarette lighter, as shown and described. 